In fact, 'Ghost Ship' was written specifically for the screen. It didn't draw inspiration from any existing novel. The story and plot were crafted independently for the film.
Yes. It was based on a horror - themed novel. The movie clearly shows elements typical of horror novels, like the spooky atmosphere, the sense of danger, and the supernatural elements which are often found in horror novels.
Well, 'Ghost Ship' is purely fictional. The story was crafted by the imagination of the writers and filmmakers to thrill and scare the audience. There's no real-life event behind it.
There are also some ghost ship stories that are completely fictional. Writers and storytellers like to create spooky tales about ships for entertainment. But even in those fictional stories, they might draw on real nautical traditions and fears to make them seem more believable.
Some strange ghost ship stories are based on real events. For example, the Mary Celeste was a real ship that was found abandoned. However, over time, many fictional elements might have been added to make the story more mysterious. The real circumstances were probably more mundane, like the crew fearing a possible explosion due to some gas leak and abandoning ship hastily.